Back to EveryPatent.com
United States Patent | 6,121,494 |
Sugiya ,   et al. | September 19, 2000 |
Reacting a lead tetraacetate with an optically active phosphine oxide carboxylic acid represented by the following general formula (1): ##STR1## in order to obtain an optically active vinyl phosphine oxide represented by the following general formula (2): ##STR2##
Inventors: | Sugiya; Masashi (Tokyo, JP); Nohira; Hiroyuki (Urawa, JP) |
Assignee: | Nippon Chemical Industrial Co., Ltd. (Tokyo, JP) |
Appl. No.: | 457296 |
Filed: | December 9, 1999 |
Mar 01, 1999[JP] | 11-053003 |
Current U.S. Class: | 568/14; 568/17 |
Intern'l Class: | C07F 009/53 |
Field of Search: | 568/13,14,17 |
3299015 | Jan., 1967 | Miller | 526/78. |
3495257 | Feb., 1970 | Vullo | 568/14. |
4365094 | Dec., 1982 | Boileau et al. | 568/14. |
Tetrahedron Lett by Lam at al vol. 37 No. 27 pp. 4733-4736, 1996. J Org Chem by Pietrusiewicz et al vol. 49 pp. 1522-1526, 1984. Tetrahedron Lett by Pietrusiewicz et al vol. 30 No. 4 pp. 477479, 1989. J Org Chem by Johnson et al vol. 52 pp. 2170-2174, 1987. CA:105:227015 abs of SU 1253978, Aug. 1986. |